Jar



FIG. 1 is a perspective view of the jar;

FIG. 2 is a front elevation view of the jar of FIG. 1, the rear elevation view, left side elevation view, and right side elevation view being identical;

FIG. 3 is a top elevation view of the jar of FIG. 1 shown at an enlarged scale; and,

FIG. 4 is a bottom elevation view of the jar of FIG. 1 shown at an enlarged scale.

The broken lines in the drawings illustrate the portions of the design that form no part of the claim. 

CLAIM The ornamental design for a jar, as shown and described. 